What was found
CARGO SMOKE FIRE LIGHT CAME ON IN FLIGHT, EXTINGUISHED FIRE, THE LIGHT CAME ON AGAIN AND USED NR 2 EXTRA EXTINGUISHER. REMOVED AND REPLACED CARGO SMOKE DETECTORS IAW AMM 26-13-15. PN ON/OFF CGA1201-01, SN ON 416, SN OFF 0395, AFT SN ON 187, SN OFF 508. ALSO, REMOVED AND REPLACED LT AND RT FIRE BOTTLES IAW AMM 26-23-10-4, PN OFF/ON 36500007-1, RT SN OFF 20194D1, RT SN ON 22662D1. LT SN OFF 19257D1, LT SN ON 15263D1. OPS CHECK GOOD.